CN114336473A - Bus duct based on surface coating protection - Google Patents
Bus duct based on surface coating protection Download PDFInfo
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- CN114336473A CN114336473A CN202111659669.8A CN202111659669A CN114336473A CN 114336473 A CN114336473 A CN 114336473A CN 202111659669 A CN202111659669 A CN 202111659669A CN 114336473 A CN114336473 A CN 114336473A
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- Prior art keywords
- bus
- fixedly connected
- shell
- sides
- spring
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- 239000011248 coating agent Substances 0.000 title claims abstract description 15
- 238000000576 coating method Methods 0.000 title claims abstract description 15
- 230000000694 effects Effects 0.000 claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims description 44
- 238000002955 isolation Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 5
- 238000005192 partition Methods 0.000 description 7
- 230000017525 heat dissipation Effects 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Abstract
The invention relates to the technical field of bus ducts, and discloses a bus duct based on surface coating protection, which solves the problem that the conventional bus cannot be buffered when being vibrated; according to the invention, the vertical block moves up and down along the upright column through the matching between the rotating rod and the vertical block, so that the third spring is stretched and contracted, meanwhile, the bus drives the supporting plate to vibrate, at the moment, the first spring is stretched and contracted through the matching between the supporting column and the supporting cylinder, and then, due to the elastic effects of the second spring, the third spring and the first spring, the force can be absorbed, so that the bus can be buffered, and the bus can be protected.
Description
Technical Field
The invention belongs to the technical field of bus ducts, and particularly relates to a bus duct based on surface coating protection.
Background
The bus duct, it is a kind of enclosed metal apparatus formed by copper, aluminium bus post, is used for distributing the greater power for every component of the decentralized system, has replaced the wire and cable more and more in the project of the electric power transmission trunk line of indoor low pressure, has already popularized in developed country abroad, and our country hong Kong, Macau, etc., in Guangdong Guangzhou of our country, the more than 12 stories building distribution room is qualified for the next round of competitions, namely lead to the more than 90% of the main trunk line of the floor and use the bus duct; in the actual application of japan, in showa 29 years, the Bus duct has since been developed, and nowadays, the Bus duct is an indispensable wiring method in electrical equipment and power systems of high buildings, factories, and the like.
The protection measure of the bus carrier in the existing bus duct is not enough in place, so that the all-round high-efficiency protection of the bus cannot be realized, and the bus cannot be buffered when being vibrated, so that the service life of the bus is greatly shortened.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the bus duct based on surface coating protection, and the problem that the bus duct cannot be buffered when the bus is vibrated at present is effectively solved.
In order to achieve the purpose, the invention provides the following technical scheme: a bus duct based on surface coating protection comprises a shell, wherein a bus supporting mechanism is installed inside the shell, buses are installed inside the shell at equal intervals, the buses are located at the top of the bus supporting mechanism, a bus isolating mechanism is installed inside the shell and located at the top of the bus supporting mechanism, the buses are connected with the bus isolating mechanism, bus clamping and fixing mechanisms located at the top of the bus supporting mechanism are installed on two sides of an inner cavity of the shell, two sliding grooves are formed in two sides of the top of the shell, guide grooves are formed in two sides of the top of the shell, limiting grooves are formed in two sides of the shell and communicated with the guide grooves, side plates are installed on two sides of the top of the shell, an upper cover is fixedly connected between the two side plates, rubber sleeve plates are fixedly installed at equal intervals at the bottom of the upper cover, and the rubber sleeve plates are movably clamped with the tops of the buses;
bus supporting mechanism includes the backup pad, the support column, first spring, louvre and support cylinder, the backup pad is located the inside of shell, and the width value of backup pad equals the inner chamber width value of shell, the generating line, isolated mechanism of generating line and generating line centre gripping fixed establishment all are located the top of backup pad, the louvre equidistance distributes at the top of backup pad, the bottom of backup pad and the top fixed connection of support column, support cylinder cup joints with the support column activity, the bottom of support column extends to the inside of support cylinder, the bottom of support cylinder and the inner chamber bottom fixed connection of shell, first spring cup joints with the support column activity, the bottom of first spring and the top fixed connection of support cylinder, the top of first spring and the bottom fixed connection of backup pad.
Preferably, isolated mechanism of generating line is including two baffles that are located the backup pad top, and the bottom of two baffles all laminates with the top of backup pad, the equal fixedly connected with movable block in bottom both sides of two baffles, and two movable blocks of both sides are located the both sides of backup pad, and the inside swing joint of movable block has the connecting axle, the equal fixedly connected with installation piece in both ends of connecting axle, installation piece and backup pad fixed connection, splint, generating line and splint laminating are all installed to the both sides of two baffles.
Preferably, the both sides of baffle all seted up flutedly, the inside fixedly connected with horizontal pole of recess, two sliders have been cup jointed in the outside activity of horizontal pole, and the equal fixedly connected with second spring in one side that two sliders kept away from each other all cup joints with the horizontal pole activity, and one side of two sliders all rotates and is connected with the rotor plate, and the one end of two rotor plates all rotates with splint to be connected.
Preferably, generating line centre gripping fixed establishment has the riser including being located the inside stand of spout, and the outside activity of stand has cup jointed, riser and spout activity joint, and the bottom fixedly connected with third spring of riser, third spring and stand activity cup joint, the top and the curb plate fixed connection of riser.
Preferably, two sleeves are fixedly connected to two sides of the inner cavity of the shell, movable rods are movably sleeved inside the two sleeves, a movable plate is fixedly connected to one ends of the two movable rods and located at the top of the supporting plate, and the movable plate is attached to the bus.
Preferably, two fixed blocks of one side fixedly connected with of fly leaf, the fixedly connected with spliced pole between two fixed blocks, the outside of spliced pole is rotated and is connected with two dwang, and the top and the riser of dwang are rotated and are connected.
Preferably, two equal fixedly connected with guide block in the middle of the bottom of curb plate, two guide blocks respectively with two guide way activity joints, the bottom of guide block extends to the inside of guide way, the equal fixedly connected with stopper in one side that two guide blocks kept away from each other, two stoppers respectively with two spacing groove activity joints, one side of stopper extends to the outside of shell.
Preferably, the equal fixedly connected with montant in both sides of shell, two montants laminate with two stoppers respectively, and the bolt is all installed in the front of two montants.
Preferably, the number of the buses is three, the bus positioned in the middle is attached to the two clamping plates positioned in the middle, and the two buses positioned on the left side and the right side are attached to the movable plate and the clamping plates.
Compared with the prior art, the invention has the beneficial effects that:
(1) according to the bus protection device, through the matching between the clamping plate and the rotating plate, when a bus vibrates, the sliding block is enabled to move along the cross rod, the second spring is enabled to stretch and contract, the two movable plates are enabled to move simultaneously, the vertical block is enabled to move up and down along the upright column through the matching between the rotating rod and the vertical block, the third spring is enabled to stretch and contract, meanwhile, the bus drives the supporting plate to vibrate, at the moment, the first spring stretches and contracts through the matching between the supporting column and the supporting cylinder, and then force can be absorbed due to the elastic effects of the second spring, the third spring and the first spring, so that the bus can be buffered, and the protection effect on the bus is realized;
(2) according to the bus bar clamping device, the vertical block can move upwards through the matching between the upper cover and the side plate as well as between the vertical block and the upright column, the third spring stretches, the two movable plates can move and move away from each other through the matching between the connecting column and the rotating rod as well as between the sleeve and the movable rod, the movable plates can be fixed through the matching between the guide block and the limiting block as well as between the vertical rod and the bolt, the bus bar can be placed in the shell, the bus bar is positioned between two adjacent clamping plates at the top of the supporting plate, when the control over the movable plates is removed, the vertical block can move downwards through the resetting of the third spring, the movable plates at two sides can move and approach each other, the clamping and fixing of the bus bar can be completed at the moment, and the installation of the bus bar is convenient to realize.
(3) According to the bus clamping device, the two partition plates can move transversely through the matching between the movable block and the connecting shaft, so that the positions of the clamping plates can be changed, the bus can be placed at the top of the shell, the bus is located between two adjacent clamping plates, the clamping plates can be attached to the bus through the action of the bus clamping and fixing mechanism, the bus is clamped, the two adjacent buses are isolated, the short circuit caused by the contact between the two adjacent buses is prevented, and the bus is protected.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a schematic view of the housing structure of the present invention;
FIG. 4 is a schematic view of a bus bar support mechanism according to the present invention;
FIG. 5 is a schematic view of a bus bar isolation mechanism according to the present invention;
FIG. 6 is a schematic view of the separator structure of the present invention;
FIG. 7 is a schematic view of a bus bar clamping and fixing mechanism according to the present invention.
In the figure: 1. a housing; 2. a bus bar; 3. a bus bar support mechanism; 301. a support plate; 302. a support pillar; 303. a first spring; 304. heat dissipation holes; 305. a support cylinder; 4. a bus isolation mechanism; 401. a partition plate; 402. a splint; 403. mounting blocks; 404. a connecting shaft; 405. a movable block; 406. a rotating plate; 407. a cross bar; 408. a groove; 409. a slider; 4010. a second spring; 5. an upper cover; 6. a side plate; 7. a bus clamping and fixing mechanism; 701. a column; 702. a limiting block; 703. a sleeve; 704. connecting columns; 705. a fixed block; 706. a movable plate; 707. rotating the rod; 708. a movable rod; 709. a guide block; 7010. a vertical block; 7011. a third spring; 8. a bolt; 9. a rubber sheathing board; 10. a vertical rod; 11. a chute; 12. a limiting groove; 13. a guide groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the first embodiment, as shown in fig. 1 to 7, the present invention includes a housing 1, a bus bar supporting mechanism 3 is installed inside the housing 1, bus bars 2 are installed inside the housing 1 at equal intervals, the bus bars 2 are located on the top of the bus bar supporting mechanism 3, a bus bar isolating mechanism 4 is installed inside the housing 1, the bus bar isolating mechanism 4 is located on the top of the bus bar supporting mechanism 3, the bus bars 2 are connected with the bus bar isolating mechanism 4, bus bar clamping and fixing mechanisms 7 located on the top of the bus bar supporting mechanism 3 are installed on both sides of an inner cavity of the housing 1, two sliding grooves 11 are installed on both sides of the top of the housing 1, guide grooves 13 are installed on both sides of the top of the housing 1, limiting grooves 12 are installed on both sides of the housing 1, the limiting grooves 12 are communicated with the guide grooves 13, side plates 6 are installed on both sides of the top of the housing 1, an upper cover 5 is fixedly connected between the two side plates 6, and rubber sleeve plates 9 are fixedly installed on the bottom of the upper cover 5 at equal intervals, the rubber sleeve plate 9 is movably clamped with the top of the bus 2;
in the second embodiment, based on the first embodiment, the bus bar supporting mechanism 3 includes a supporting plate 301, a supporting post 302, a first spring 303, a heat dissipation hole 304 and a supporting cylinder 305, the supporting plate 301 is located inside the housing 1, the width of the supporting plate 301 is equal to that of the inner cavity of the shell 1, the bus 2, the bus isolation mechanism 4 and the bus clamping and fixing mechanism 7 are all located at the top of the supporting plate 301, the heat dissipation holes 304 are distributed at the top of the supporting plate 301 at equal intervals, the bottom end of the supporting plate 301 is fixedly connected with the top of the supporting column 302, the supporting cylinder 305 is movably sleeved with the supporting column 302, the bottom end of the supporting column 302 extends into the supporting cylinder 305, the bottom end of the supporting cylinder 305 is fixedly connected with the bottom of the inner cavity of the shell 1, the first spring 303 is movably sleeved with the supporting column 302, the bottom end of the first spring 303 is fixedly connected with the top of the supporting cylinder 305, and the top end of the first spring 303 is fixedly connected with the bottom of the supporting plate 301;
through setting up backup pad 301, then can play the effect of support to generating line 2, play the effect of support to isolated mechanism 4 of generating line and generating line centre gripping fixed establishment 7 simultaneously, make backup pad 301 can have the space that reciprocates simultaneously to can carry out cushioning effect to generating line 2 through isolated mechanism 4 of generating line centre gripping fixed establishment 7 and generating line and first spring 303, set up louvre 304 simultaneously and can dispel the heat to the generating line 2 that lies in backup pad 301 top.
Embodiment three, on the basis of embodiment one, the bus isolation mechanism 4 includes two partition boards 401 located at the top of the supporting plate 301, the bottoms of the two partition boards 401 are both attached to the top of the supporting plate 301, both sides of the bottoms of the two partition boards 401 are both fixedly connected with movable blocks 405, the two movable blocks 405 at both sides are located at both sides of the supporting plate 301, the inside of the movable blocks 405 is movably connected with a connecting shaft 404, both ends of the connecting shaft 404 are both fixedly connected with mounting blocks 403, the mounting blocks 403 are fixedly connected with the supporting plate 301, both sides of the two partition boards 401 are both mounted with clamping plates 402, the bus 2 is attached to the clamping plates 402, both sides of the partition boards 401 are both provided with grooves 408, the inside of the grooves 408 is fixedly connected with a cross bar 407, the outside of the cross bar 407 is movably sleeved with two sliding blocks 409, one side of the two sliding blocks 409 away from each other is both fixedly connected with a second spring 4010, both second springs 4010 are movably sleeved with the cross bar 407, one side of each of the two sliding blocks 409 is rotatably connected with a rotating plate 406, and one end of each of the two rotating plates 406 is rotatably connected with the clamping plate 402;
at first place busbar 2 at the top of backup pad 301, make busbar 2 be located between two adjacent splint 402 simultaneously, and make splint 402 and baffle 401 remove through generating line centre gripping fixed establishment 7, thereby can make splint 402 carry out the centre gripping to busbar 2, thereby it is isolated with two adjacent generating lines 2 through splint 402, thereby prevent two adjacent generating lines 2 contact and the phenomenon of short circuit appears, and when busbar 2 takes place vibrations, drive splint 402 and baffle 401's removal this moment, drive slider 409 along the horizontal pole 407 removal through rotor plate 406 simultaneously, then make second spring 4010 flexible, absorb power through the elastic effect of second spring 4010 this moment, thereby can realize the buffering to busbar 2.
Fourth embodiment, on the basis of the first embodiment, the bus bar clamping and fixing mechanism 7 includes a vertical column 701 located inside a sliding groove 11, a vertical block 7010 is movably sleeved outside the vertical column 701, the vertical block 7010 is movably clamped with the sliding groove 11, a third spring 7011 is fixedly connected to the bottom of the vertical block 7010, the third spring 7011 is movably sleeved with the vertical column 701, the top of the vertical block 7010 is fixedly connected with a side plate 6, two sleeves 703 are fixedly connected to both sides of an inner cavity of the housing 1, movable rods 708 are movably sleeved inside the two sleeves 703, one ends of the two movable rods 708 are fixedly connected with a movable plate 706, the movable plate 706 is located at the top of the supporting plate 301, the movable plate 706 is attached to the bus bar 2, two fixed blocks 705 are fixedly connected to one side of the movable plate 706, a connecting column 704 is fixedly connected between the two fixed blocks, two rotating rods 707 are rotatably connected to the outside of the connecting column 704, and the top end of the rotating rod 707 is rotatably connected with the vertical block 7010, the middle of the bottoms of the two side plates 6 is fixedly connected with guide blocks 709, the two guide blocks 709 are movably clamped with the two guide grooves 13 respectively, the bottom ends of the guide blocks 709 extend into the guide grooves 13, the sides, away from each other, of the two guide blocks 709 are fixedly connected with limiting blocks 702, the two limiting blocks 702 are movably clamped with the two limiting grooves 12 respectively, one sides of the limiting blocks 702 extend to the outer side of the shell 1, the two sides of the shell 1 are fixedly connected with vertical rods 10, the two vertical rods 10 are respectively attached to the two limiting blocks 702, bolts 8 are mounted on the front sides of the two vertical rods 10, the number of the buses 2 is three, the buses 2 in the middle are attached to the two clamping plates 402 in the middle, and the two buses 2 on the left side and the right side are attached to the movable plate 706 and the clamping plates 402;
the upper cover 5 is first moved upwards, at this time, the side plates 6 are driven to move upwards, and at the same time, the vertical block 7010 is driven to move upwards, at this time, the third spring 7011 is stretched, at the same time, the two movable plates 706 move away from each other on the top of the supporting plate 301 by the action of the rotating rod 707 and the connecting column 704, at this time, the guide block 709 moves inside the guide groove 13, and at the same time, the limiting block 702 moves inside the limiting groove 12, then the limiting block 702 and the vertical rod 10 are fixed by the bolt 8, at this time, the position of the movable plate 706 is fixed, the bus bar 2 is then placed inside the support plate 301, with the bus bar 2 between two adjacent clamping plates 402, then the bolts 8 at both sides are loosened, at this time, the third spring 7011 resets and drives the vertical block 7010 to move downwards, at this time, the two movable plates 706 are driven to move and approach each other, then the bus 2 can be clamped and fixed, and finally the bus 2 is installed.
Claims (9)
1. The utility model provides a bus duct based on surface coating protection, includes shell (1), its characterized in that: the bus support mechanism (3) is installed inside the shell (1), buses (2) are installed inside the shell (1) at equal intervals, the buses (2) are located at the top of the bus support mechanism (3), a bus isolation mechanism (4) is installed inside the shell (1), the bus isolation mechanism (4) is located at the top of the bus support mechanism (3), the buses (2) are connected with the bus isolation mechanism (4), bus clamping and fixing mechanisms (7) located at the top of the bus support mechanism (3) are installed on two sides of an inner cavity of the shell (1), two sliding grooves (11) are formed in two sides of the top of the shell (1), guide grooves (13) are formed in two sides of the top of the shell (1), limiting grooves (12) are formed in two sides of the shell (1), the limiting grooves (12) are communicated with the guide grooves (13), side plates (6) are installed on two sides of the top of the shell (1), an upper cover (5) is fixedly connected between the two side plates (6), rubber sleeve plates (9) are fixedly installed at the bottom of the upper cover (5) at equal intervals, and the rubber sleeve plates (9) are movably clamped with the top of the bus (2);
the bus supporting mechanism (3) comprises a supporting plate (301), a supporting column (302), a first spring (303), a radiating hole (304) and a supporting cylinder (305), the supporting plate (301) is positioned inside the shell (1), the width of the supporting plate (301) is equal to the width of an inner cavity of the shell (1), the bus (2), a bus isolating mechanism (4) and a bus clamping and fixing mechanism (7) are all positioned at the top of the supporting plate (301), the radiating holes (304) are equidistantly distributed at the top of the supporting plate (301), the bottom end of the supporting plate (301) is fixedly connected with the top of the supporting column (302), the supporting cylinder (305) is movably sleeved with the supporting column (302), the bottom end of the supporting column (302) extends into the supporting cylinder (305), the bottom end of the supporting cylinder (305) is fixedly connected with the bottom of the inner cavity of the shell (1), the first spring (303) is movably sleeved with the supporting column (302), the bottom end of the first spring (303) is fixedly connected with the top of the supporting cylinder (305), and the top end of the first spring (303) is fixedly connected with the bottom of the supporting plate (301).
2. The bus duct based on surface coating protection of claim 1, characterized in that: isolated mechanism of generating line (4) is including two baffle (401) that are located backup pad (301) top, the bottom of two baffle (401) all laminates with the top of backup pad (301), the equal fixedly connected with movable block (405) in bottom both sides of two baffle (401), two movable block (405) of both sides are located the both sides of backup pad (301), the inside swing joint of movable block (405) has connecting axle (404), the equal fixedly connected with installation piece (403) in both ends of connecting axle (404), installation piece (403) and backup pad (301) fixed connection, splint (402) are all installed to the both sides of two baffle (401), generating line (2) laminate with splint (402).
3. The bus duct based on surface coating protection of claim 2, characterized in that: the both sides of baffle (401) all are seted up fluted (408), the inside fixedly connected with horizontal pole (407) of recess (408), two slider (409) have been cup jointed in the outside activity of horizontal pole (407), the equal fixedly connected with second spring (4010) in one side that two slider (409) kept away from each other, two second spring (4010) all cup joint with horizontal pole (407) activity, one side of two slider (409) all rotates and is connected with rotor plate (406), the one end of two rotor plates (406) all rotates with splint (402) and is connected.
4. The bus duct based on surface coating protection of claim 1, characterized in that: bus bar centre gripping fixed establishment (7) have been cup jointed vertical retort (7010) including stand (701) that are located spout (11) inside in the outside activity of stand (701), vertical retort (7010) and spout (11) activity joint, the bottom fixedly connected with third spring (7011) of vertical retort (7010), third spring (7011) and stand (701) activity cup joint, the top and curb plate (6) fixed connection of vertical retort (7010).
5. The bus duct based on surface coating protection of claim 1, characterized in that: the two sleeves (703) are fixedly connected to two sides of an inner cavity of the shell (1), movable rods (708) are movably sleeved inside the two sleeves (703), a movable plate (706) is fixedly connected to one end of each of the two movable rods (708), the movable plate (706) is located at the top of the supporting plate (301), and the movable plate (706) is attached to the bus (2).
6. The bus duct based on surface coating protection of claim 5, wherein: two fixed blocks (705) of one side fixedly connected with of fly leaf (706), fixedly connected with spliced pole (704) between two fixed blocks (705), the outside of spliced pole (704) is rotated and is connected with two dwang (707), the top and the perpendicular piece (7010) of dwang (707) are rotated and are connected.
7. The bus duct based on surface coating protection of claim 1, characterized in that: two equal fixedly connected with guide block (709) in the middle of the bottom of curb plate (6), two guide block (709) respectively with two guide way (13) activity joint, the bottom of guide block (709) extends to the inside of guide way (13), the equal fixedly connected with stopper (702) in one side that two guide block (709) kept away from each other, two stopper (702) respectively with two spacing groove (12) activity joint, one side of stopper (702) extends to the outside of shell (1).
8. The bus duct based on surface coating protection of claim 1, characterized in that: the equal fixedly connected with montant (10) in both sides of shell (1), two montants (10) laminate with two stopper (702) respectively, and bolt (8) are all installed in the front of two montants (10).
9. The bus duct based on surface coating protection of claim 1, characterized in that: the number of the bus bars (2) is three, the bus bar (2) positioned in the middle is attached to the two clamping plates (402) positioned in the middle, and the two bus bars (2) positioned on the left side and the right side are attached to the movable plate (706) and the clamping plates (402).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202111659669.8A CN114336473B (en) | 2021-12-30 | 2021-12-30 | Bus duct based on surface coating protection |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111659669.8A CN114336473B (en) | 2021-12-30 | 2021-12-30 | Bus duct based on surface coating protection |
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| CN114336473A true CN114336473A (en) | 2022-04-12 |
| CN114336473B CN114336473B (en) | 2024-02-23 |
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| CN115065017A (en) * | 2022-06-24 | 2022-09-16 | 江苏可乐电气有限公司 | Bus duct with adjustable width |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115065017A (en) * | 2022-06-24 | 2022-09-16 | 江苏可乐电气有限公司 | Bus duct with adjustable width |
| CN115065017B (en) * | 2022-06-24 | 2024-02-23 | 江苏可乐电气有限公司 | Bus duct with adjustable width |
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| Publication number | Publication date |
|---|---|
| CN114336473B (en) | 2024-02-23 |
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